text Jakarta Balai Pustaka 1993 Cet. 2 ind 100 hlm ilus 21 cm oleh Ayo Yahya Heryanto Kewiraswastaan 38.04 20090227022427.0 YOGYA-02090000014543 Converted from MARCXML to MODS version 3.5 using MARC21slim2MODS3-5.xsl (Revision 1.106 2014/12/19)